Home laptop battery COMPAQ Presario R3400-PN318AV batteries Compatible Laptop Battery for COMPAQ Presario R3400 PN318AV Click to enlarge Find other parts of your COMPAQ Presario R3400-PN318AV Code:1 Special price: $AUD Number: Brand new product with 1 year warranty! This Presario R3400-PN318AV batteries replaces: This Presario R3400-PN318AV batteries is compatible with the following models: